<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<script src="../../js/jquery-3.7.1.js" type="text/javascript" charset="utf-8"></script>
		<script type="text/javascript">
			$(function(){
			let n=0
			$("img").on("click",function(){
				n++
				if(n%2==1){
					$("img").attr("src","../../src/on.png")
				}else{
					$("img").attr("src","../../src/off.png")
				}
			})
				
			})
		</script>
	</head>
	<body>
		<img src="../../src/off.png" width="200px">
	</body>
</html>
